CN110080261B - Control system of barrel type structure - Google Patents
Control system of barrel type structure Download PDFInfo
- Publication number
- CN110080261B CN110080261B CN201810074872.0A CN201810074872A CN110080261B CN 110080261 B CN110080261 B CN 110080261B CN 201810074872 A CN201810074872 A CN 201810074872A CN 110080261 B CN110080261 B CN 110080261B
- Authority
- CN
- China
- Prior art keywords
- barrel
- control module
- plc control
- module
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000009530 blood pressure measurement Methods 0.000 claims description 2
- 238000007667 floating Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 12
- 238000004891 communication Methods 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 5
- 238000012937 correction Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
- E02B3/062—Constructions floating in operational condition, e.g. breakwaters or wave dissipating walls
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/02—Caissons able to be floated on water and to be lowered into water in situ
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/04—Pneumatic caissons
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
- E02D23/10—Caissons filled with compressed air
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0061—Production methods for working underwater
- E02D2250/0084—Production methods for working underwater using pneumatical means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
- Sewage (AREA)
Abstract
The object of the present application is to provide a control system of a bucket structure, comprising: the system comprises an upper computer, a barrel structure, a PLC (programmable logic controller) control module, a data acquisition module and a drainage pump, wherein the PLC control module is connected with the barrel structure and is used for controlling the posture and sinking of the barrel structure; the data acquisition module is connected with the barrel-type structure and is used for acquiring attitude data and position data of the barrel-type structure and transmitting the acquired data to the PLC control module and the upper computer; one end of the drainage pump is connected with the barrel-type structure, and the other end of the drainage pump is connected with the PLC control module and used for generating negative pressure to control the negative pressure of the barrel-type structure to sink; the upper computer is used for receiving the data acquired by the acquisition module, analyzing the acquired data and adjusting the posture of the barrel structure according to the analysis result. Thereby acquiring the attitude information of the barrel structure and automatically correcting the deviation, and ensuring the balance and stable sinking of the floating transportation of the barrel structure.
Description
Technical Field
The application relates to the field of automatic control systems, in particular to a control system with a barrel structure.
Background
A bucket foundation structure breakwater is a breakwater structure. The air floatation delivery is realized by filling compressed air into the barrel body. When the barrel is penetrated, the bottom end of the barrel skirt is inserted into the seabed to a certain depth by the self weight and the weight of the upper structure of the platform, then the barrel is pumped to form a closed space, negative pressure is formed, and the sinking resistance of the barrel body is overcome by the pressure difference between the inner surface and the outer surface of the barrel top, so that the barrel body is sunk to a preset depth, thereby meeting the construction requirement. In the whole process flow, the inclination of the barrel structure and the sinking elevation are main control targets of the control system, and are also an important parameter for measuring engineering quality. Thus, a control system is needed to control the balancing of the bucket infrastructure.
Disclosure of Invention
The application aims to provide a control system of a barrel structure, which is used for ensuring the floating balance and stable sinking of a novel barrel structure.
To solve the above technical problem, according to an aspect of the present application, there is provided a control system of a bucket structure, the control system including: the upper computer, the barrel structure, the PLC control module, the data acquisition module and the drainage pump, wherein,
The barrel type structure comprises an air inlet pipeline and an air exhaust pipe, wherein the air inlet pipeline is used for filling air into the barrel type structure, the air exhaust pipe is used for exhausting air in the barrel type structure and controlling the sinking rate of the barrel type structure;
The PLC control module is connected with the barrel type structure and used for controlling the posture and sinking of the barrel type structure;
The data acquisition module is connected with the barrel-type structure and is used for acquiring attitude data and position data of the barrel-type structure and transmitting the acquired data to the PLC control module and the upper computer;
One end of the drainage pump is connected with the barrel-type structure, and the other end of the drainage pump is connected with the PLC control module and used for generating negative pressure to control the negative pressure of the barrel-type structure to sink;
The upper computer is used for receiving the data acquired by the acquisition module, analyzing the acquired data and adjusting the posture of the barrel structure according to the analysis result.
Further, the data acquisition module comprises an inclinometer, a plurality of sensors and a plurality of positioning modules; the inclinometer is connected with the PLC control module and is used for transmitting the acquired attitude data of the barrel structure to the PLC control module; the plurality of sensors comprise a vacuum pressure sensor and a double-shaft inclination sensor; the positioning module is used for collecting the position information of the barrel structure and transmitting the position information to the PLC control module and the upper computer, wherein the position information comprises elevation information.
Further, the vacuum pressure sensor is arranged on the air inlet pipeline and is used for collecting gas pressure in the air inlet pipeline and transmitting the collected gas pressure to the PLC control module, and the double-shaft inclination sensor is used for collecting attitude data of the barrel structure.
Further, the upper computer receives the gesture data of the barrel structure transmitted by the PLC control module and the position information transmitted by the plurality of positioning modules, and analyzes the gesture data and the position information to adjust the gesture of the barrel structure according to an analysis result.
Further, the upper computer is used for determining the sinking rate of the barrel structure according to the attitude data, the elevation information and the elevation variation, and transmitting the sinking rate to the PLC control module so as to perform sinking and attitude adjustment control on the barrel structure.
Further, the barrel structure comprises a plurality of inner cabins, wherein each inner cabin is provided with an air inlet pipeline and a drainage pipeline, and the drainage pipeline is provided with an electromagnetic valve for controlling the posture of the barrel structure.
Further, the upper computer is used for acquiring the position information of the positioning module, converting the position information into coordinates under an engineering coordinate system and displaying the coordinates.
Further, the pressure measuring range of the vacuum pressure sensor comprises-0.1 to 1Mpa.
Further, the control system comprises an alarm module, wherein the alarm module is connected with the acquisition module and the drainage pump and is used for monitoring fault information of the acquisition module and the drainage pump so as to alarm and transmit the fault information to the upper computer for display.
Compared with the prior art, the control system of the barrel structure provided by the application comprises: the device comprises an upper computer, a barrel structure, a PLC control module, a data acquisition module and a drainage pump, wherein the barrel structure comprises an air inlet pipeline and an air outlet pipe, the air inlet pipeline is used for filling air into the barrel structure, the air outlet pipe is used for discharging air in the barrel structure and controlling the sinking rate of the barrel structure; the PLC control module is connected with the barrel type structure and used for controlling the posture and sinking of the barrel type structure; the data acquisition module is connected with the barrel-type structure and is used for acquiring attitude data and position data of the barrel-type structure and transmitting the acquired data to the PLC control module and the upper computer; one end of the drainage pump is connected with the barrel-type structure, and the other end of the drainage pump is connected with the PLC control module and used for generating negative pressure to control the negative pressure of the barrel-type structure to sink; the upper computer is used for receiving the data acquired by the acquisition module, analyzing the acquired data and adjusting the posture of the barrel structure according to the analysis result. The automatic control and automatic deviation correction can be realized, the management quality is improved, the whole process automatic control of ascending air floatation ascending, air floatation consignment to the installation position and negative pressure sinking to the design elevation of the barrel structure is realized, the posture information of the barrel structure is obtained, the automatic deviation correction is realized, and the balance and stable sinking of the floating transportation of the barrel structure are ensured.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of a control system of a barrel structure according to an embodiment of the present application;
fig. 2 shows a schematic diagram of a control system of a bucket structure according to an embodiment of the present application.
The same or similar reference numbers in the drawings refer to the same or similar parts.
Detailed Description
The application is described in further detail below with reference to the accompanying drawings.
In an embodiment of the present application, a structural schematic diagram of a control system of a barrel structure is provided, as shown in fig. 1, where the control system includes: the device comprises an upper computer 1, a barrel type structure 2, a PLC control module 3, a data acquisition module 4 and a drainage pump 5, wherein the barrel type structure 2 comprises an air inlet pipeline 21 and an air outlet pipe 22, the air inlet pipeline 21 is used for filling air into the barrel type structure 2, the air outlet pipe 22 is used for discharging air in the barrel type structure 2 and controlling the sinking rate of the barrel type structure 2; the PLC control module 3 is connected with the barrel-type structure 2 and is used for controlling the posture and sinking of the barrel-type structure 2; the data acquisition module 4 is connected with the barrel structure 2 and is used for acquiring attitude data and position data of the barrel structure 2 and transmitting the acquired data to the PLC control module 3 and the upper computer 1; one end of the drainage pump 5 is connected with the barrel-type structure 2, and the other end of the drainage pump is connected with the PLC control module 3 and used for generating negative pressure to control the barrel-type structure 2 to sink under negative pressure; the upper computer 1 is used for receiving the data acquired by the acquisition module 4, analyzing the acquired data and adjusting the posture of the barrel structure 2 according to the analysis result. The tank structure 2 comprises a plurality of inner tanks, wherein an air inlet pipeline 21 and a drainage pipeline 23 are arranged on each inner tank, and an electromagnetic valve 24 is arranged on the drainage pipeline 23 and used for controlling the posture of the tank structure. Nine cabins are arranged in the barrel structure, each cabin is provided with an air inlet and outlet hole and a water outlet hole, and the air inlet and outlet state or the water pumping state of each cabin is controlled through an electromagnetic valve and a water pump to control the balance of the barrel structure.
The PLC control module 3 comprises a CPU, wherein the CPU is provided with an RS485 communication port, can conveniently perform free port communication with field equipment, acquires GPS elevation data through the RS485 communication port, acquires on-site digital signals through a digital quantity input unit, acquires on-site analog signals through an analog quantity input unit, judges the inclined posture of the barrel structure by combining with an operation instruction of the upper computer 1, controls the opening and closing of an air inlet valve and an air outlet valve of nine compartments according to different technological processes, and adjusts the posture of the barrel structure by adjusting the air pressure in the nine compartments or the negative pressure generated by the water outlet pump so as to achieve the purpose of automatic deviation correction.
Preferably, the data acquisition module 4 comprises an inclinometer 41, a plurality of sensors 42 and a plurality of positioning modules 43; the inclinometer 41 is connected with the PLC control module 3, and is configured to transmit collected attitude data of the barrel structure 2 to the PLC control module 3; the plurality of sensors 42 includes a vacuum pressure sensor and a dual-axis tilt sensor; the positioning module 43 is configured to collect position information of the barrel structure 2, and transmit the position information to the PLC control module 3 and the upper computer 1, where the position information includes elevation information. Further, the upper computer 1 is configured to obtain the position information of the positioning module 43, convert the position information into coordinates in an engineering coordinate system, and display the coordinates. Here, as shown in the schematic diagram of the control system shown in fig. 2, the PLC control module 3 includes a CPU, a communication port, an I/O input, an analog input (AD) unit, and an I/O output, the I/O output of the PLC control module 3 is connected to the plurality of drain pumps 5 and the plurality of control valves 24, the analog input unit is connected to the inclinometer 41, the sensor 42 transmits collected data to the PLC through the I/O input port, the external switch 8 controls the PLC to be powered on and not powered on, the positioning module 43 includes four GPS, and four positioning modules (GPS) output longitude and latitude signals through the RS232 port, and are respectively connected to the PLC control module 3 and the upper computer 1, and the PLC control module determines the condition of component change according to the Z direction signals outputted by the GPS, thereby providing a basis for posture control. Meanwhile, the upper computer 1 reads the GPS signal and calculates the coordinates of the component in the engineering coordinate system through coordinate conversion, and the coordinates are displayed on the upper computer 1. The simulation module is directly connected to the PLC control module 3 by an inclinometer, and the simulation module is circularly scanned by a CPU of the PLC to control the posture of the barrel structure 2; therefore, the control system adopts a redundant control strategy, adopts two sets of control correction systems to carry out gesture and sinking control according to a preset control priority strategy, and ensures the reliability and stability of the control system.
Further, the upper computer 1 receives the posture data of the barrel structure 2 transmitted by the PLC control module 3 and the position information transmitted by the plurality of positioning modules 43, and analyzes the posture data and the position information to adjust the posture of the barrel structure 2 according to the analysis result. Specifically, the upper computer 1 is configured to determine a sinking rate of the barrel structure according to the posture data, the elevation information and the elevation variation, and transmit the sinking rate to the PLC control module 3, so as to perform sinking and posture adjustment control on the barrel structure 2. In an embodiment of the present application, in the stage of inflation floating of the barrel structure, compressed inflation is filled into the barrel through the air inlet pipeline 21 on the barrel, so that the barrel structure 2 floats on the water surface, and the inflation amount in the barrel is adjusted, so that the water depth of the barrel meets the requirement of towing stability. Therefore, the data module 4 is used for collecting the attitude data of the barrel-type structure 2 and transmitting the attitude data to the PLC control module 3 and the upper computer 1, so that the upper computer 1 can quickly calculate and feed back the attitude data to the PLC control module 3 for inflation and deflation adjustment, and the attitude stability of the barrel-type structure 2 is ensured. In the dead weight sinking and negative pressure sinking stage, the PLC control module 3 not only has an attitude monitoring function, but also has an elevation monitoring function, and can calculate the sinking rate of the barrel structure 2 according to the attitude and the elevation and by utilizing the elevation change amount, so as to carry out sinking and attitude adjustment control. Through the gas discharge in the bucket and utilize the drain pump to draw water, simultaneously through the speed control speed of exhaust and drawing water subsidence, through the adjustment of different compartment exhaust gas and water extraction volume when taking place the slope in the sinking process, ensure that whole process is in the stable state of gesture, until barrel structure 2 sinks to preset elevation.
Preferably, the vacuum pressure sensor is disposed on the air inlet pipeline 21, and is configured to collect gas pressure in the air inlet pipeline 21 and transmit the collected gas pressure to the PLC control module 3, and the dual-axis inclination sensor is configured to collect attitude data of the barrel structure 2. The PLC control module 3 is required to control the ascent and descent of the barrel structure according to the requirements in four links of air-floating ascent, air-floating transportation, dead weight descent and negative pressure descent of the barrel structure 2, keep the stability of the barrel structure in the ascent and descent process, and control the ascent and descent height of the barrel body; in addition, the PLC control module 3 has a manual function, and an operation button switch on the operation panel is connected to the I/O module of the PLC, which controls the external device according to the operation of the operation switch, and can switch between two control modes through a "manual/automatic" button on the operation panel. In the automatic control mode, a sensor is additionally arranged on the periphery of the PLC control module 3, a vacuum pressure sensor is arranged on an air inlet and outlet pipeline, an inclinometer, a GPS (global positioning system) and an air charging pipeline are arranged on a barrel structure, and an electromagnetic valve is arranged on a water draining pipeline. In the process of the air floating, the dead weight sinking and the negative pressure sinking of the barrel body. The PLC control module 3 uses the inclination of the tub and the engineering elevation as control targets according to the data collected by the sensor 42, and adjusts the floating posture and the positioning sinking and posture of the tub by calculating the automatic deviation correcting program and then feeding back to control the solenoid valve or the drainage pump. The air pressure sensor measures the air pressure in the air charging pipeline, is directly connected to an analog input unit in the PLC control module 3, and is displayed on an upper computer interface after being calculated by the PLC. The upper computer 1 and the PLC adopt an RS485 communication mode, and the upper computer 1 displays the state of the field device and the gesture of a component in the motion process, prompts an alarm generated by the system, and provides an operation reference for field operators.
The control system disclosed by the application has high control precision, the inclination angle of the barrel body and the height of the barrel body are measured through the GPS and the inclinometer, the measurement result is transmitted to the control system in real time through the RS485 communication interface, the gesture of the barrel body and the ascending and descending height can be precisely controlled, the operation automation degree is higher, and the construction quality can be effectively ensured.
In addition, in the manual control mode of the PLC control module 3, a button and contactor combination is used to control the valve and the drain pump, and in the construction engineering, an operator observes the water level scale engraved on the wall of the tub to determine the inclined posture of the tub, so as to determine the opening and closing of the intake valve, the exhaust valve and the drain pump on each compartment of the tub, and then operates the control valve and the drain pump through the button on the operation table, so that the balance of the tub is maintained. The manual control mode realizes emergency treatment, and ensures the continuity and reliability of engineering construction.
Further, the pressure measuring range of the vacuum pressure sensor comprises-0.1 to 1Mpa. Here, detecting the pressure change in the cabin, and storing by using a special database; the pressure sensor is a vacuum pressure analog sensor, the pressure measuring range is-0.1-1 Mpa, the measuring precision is 0.1%fs, and the requirements of negative pressure measurement and precision can be met.
In one embodiment of the present application, 4 GPS and a dual axis tilt sensor are used to collect attitude data for bucket structure 2. The GPS provides three-dimensional coordinates of the position of the barrel structure 2 in real time, and the precision of the GPS system in the Z-axis direction can reach 5cm and the horizontal precision is 3cm. The dual-axis tilt sensor provides the tilt attitude of the barrel structure 2 in real time with a tilt meter accuracy of 0.01 °.
Further, the control system comprises an alarm module 6, wherein the alarm module 6 is connected with the acquisition module 4 and the drainage pump 5, and is used for monitoring fault information of the acquisition module 4 and the drainage pump 5 so as to alarm, and transmitting the fault information to the upper computer for display. The alarm module can monitor the working state of the system, when faults such as sensor disconnection, GPS communication faults, overload of the drainage pump and the like occur, the system automatically sends out sound and flash alarm signals, the current fault information can be displayed on an operation interface of the upper computer 1, at the moment, the sound of the system alarm is relieved, the flash alarm is continuously kept until the fault is removed, and after the fault is relieved, the fault information enters the database for later inquiry.
The constructor can observe the information such as the position and the elevation of the barrel structure 2, the inclined posture of the barrel structure, the opening and closing states of the on-site electromagnetic valve and the drainage pump, the atmospheric pressure in the cabin and the like on the upper computer 1, and all the sensor information and the operation information are completely recorded into the database, so that the history record can be checked at any time. In the automatic deviation correcting process, constructors can observe the state of the barrel-type structure through an upper computer interface in real time.
In an embodiment of the present application, for example, in an air-float rising stage of the barrel structure 1, a "air-float rising" button is clicked on the upper computer 1 and a rising target height is input, the PLC control module 3 automatically opens the air inlet valve, the air compressor continuously injects compressed air into the air storage tank, the compressed air enters the interior of the barrel structure 2 through the air inlet pipeline, so that the air pressure in the barrel body is raised, an operator can observe the air pressure value of each cabin, the inclination angles of the X axis and the Y axis of the barrel structure and the elevation of 4 GPS on the interface of the upper computer 1, if the barrel body is inclined, the PLC control module 3 automatically closes the air inlet valve corresponding to the cabin to adjust the posture of the barrel body, the constructor can observe the opening and closing conditions of the air inlet valve on the interface of the upper computer 1 in real time, and when the barrel body reaches the set height, all the air inlet valves are automatically closed.
In an embodiment of the present application, for example, in the air-floating and hauling stage of the bucket structure 1, the upper computer 1 clicks on an "air-floating and hauling" button, the PLC control module 3 enters an air-floating and hauling state, in which the bucket structure 2 is in a balanced state and can be hauled, and when the bucket body is inclined or lower than a target height, the PLC control module 3 monitors the inclination and the height of the bucket structure 2 in real time, and when the bucket body is inclined or lower than the target height, the PLC control module 3 automatically opens the air inlet valve to perform air supply, and when the bucket body is returned to the balanced state again or reaches the set height, the PLC control module 3 automatically closes the air inlet valve. The barrel structure maintains the equilibrium state and continues hauling until the destination position.
In an embodiment of the present application, for example, in the dead weight sinking stage of the barrel structure 1, when the barrel body reaches a designated position, the "dead weight sinking" button is clicked on the upper computer 1, the PLC control module 3 closes the air inlet valve, opens the air outlet valve, the barrel structure 1 begins to sink under the action of its own weight, and during the sinking process, the PLC control module 3 automatically adjusts the opening and closing of the air outlet valve, so that the barrel body sinks steadily until the sinking is completed.
In an embodiment of the present application, for example, in a negative pressure sinking stage of a barrel structure, after completing self-weight sinking of the barrel structure, a "negative pressure sinking" button is clicked on the upper computer 1, and the sinking height is set, the PLC control module 3 closes the exhaust valve, automatically opens the drain pump to generate negative pressure, the barrel continues to sink under the action of atmospheric pressure, in the sinking process, the PLC control module 3 automatically adjusts the inclination of the barrel to make the barrel structure stably enter mud, and when reaching the target height, the PLC control module 3 automatically closes the drain pump, and the negative pressure sinking stage is ended.
The control system can realize automatic control and automatic deviation correction, improve management quality, realize the whole process automatic control of the ascending air floatation ascending, the air floatation consignment to the installation position and the negative pressure sinking to the design elevation of the barrel structure, acquire the posture information of the barrel structure and automatically correct deviation, and ensure the balance and stable sinking of the floating transportation of the barrel structure.
It will be evident to those skilled in the art that the application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is evident that the word "comprising" does not exclude other elements or steps, and that the singular does not exclude a plurality. A plurality of units or means recited in the apparatus claims can also be implemented by means of one unit or means in software or hardware. The terms first, second, etc. are used to denote a name, but not any particular order.
Claims (7)
1. A control system for a bucket structure, the control system comprising: the upper computer, the barrel structure, the PLC control module, the data acquisition module and the drainage pump, wherein,
The barrel type structure comprises an air inlet pipeline and an air exhaust pipe, wherein the air inlet pipeline is used for filling air into the barrel type structure, the air exhaust pipe is used for exhausting air in the barrel type structure and controlling the sinking rate of the barrel type structure;
The PLC control module is connected with the barrel type structure and is used for controlling the posture and sinking of the barrel type structure, when the PLC control module is in a manual control mode, the inclined posture of the barrel body is judged according to the water level scale of the barrel wall, and the control valve and the drainage pump are operated by adopting the combination of the button and the contactor;
The data acquisition module is connected with the barrel-type structure and is used for acquiring attitude data and position data of the barrel-type structure and transmitting the acquired data to the PLC control module and the upper computer;
One end of the drainage pump is connected with the barrel-type structure, and the other end of the drainage pump is connected with the PLC control module and used for generating negative pressure to control the negative pressure of the barrel-type structure to sink;
the upper computer is used for receiving the data acquired by the acquisition module, analyzing the acquired data, enabling the PLC control module to perform inflation and deflation adjustment according to the analysis result, and adjusting the posture of the barrel structure;
The data acquisition module comprises an inclinometer, a plurality of sensors and a plurality of positioning modules;
The inclinometer is connected with the PLC control module and is used for transmitting the acquired attitude data of the barrel structure to the PLC control module;
the plurality of sensors comprise a vacuum pressure sensor and a double-shaft inclination angle sensor, and the pressure measurement range of the vacuum pressure sensor comprises-0.1 to 1Mpa;
The positioning module is used for collecting the position information of the barrel structure and transmitting the position information to the PLC control module and the upper computer, wherein the position information comprises elevation information.
2. The control system of claim 1, wherein the vacuum pressure sensor is disposed on the air intake pipeline for collecting gas pressure in the air intake pipeline and transmitting the collected gas pressure to the PLC control module, and the dual-axis tilt sensor is for collecting attitude data of the barrel structure.
3. The control system of claim 1, wherein the upper computer receives the posture data of the barrel structure transmitted by the PLC control module and the position information transmitted by the plurality of positioning modules, and analyzes the posture data and the position information to adjust the posture of the barrel structure according to the analysis result.
4. The control system according to claim 1 or 3, wherein the upper computer is configured to determine a sinking rate of the bucket structure according to the attitude data, the elevation information, and the elevation variation, and transmit the sinking rate to the PLC control module, so as to perform sinking and attitude adjustment control on the bucket structure.
5. The control system of claim 1, wherein the barrel structure comprises a plurality of internal chambers, wherein each internal chamber is provided with an air inlet pipeline and a water outlet pipeline, and a solenoid valve is arranged on the water outlet pipeline for controlling the posture of the barrel structure.
6. The control system of claim 1, wherein the host computer is configured to obtain location information of the positioning module, convert the location information into coordinates in an engineering coordinate system, and display the coordinates.
7. The control system of claim 1, comprising an alarm module, wherein the alarm module is connected to the collection module and the drain pump, and configured to monitor fault information of the collection module and the drain pump, to alarm, and to transmit the fault information to the host computer for display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074872.0A CN110080261B (en) | 2018-01-25 | 2018-01-25 | Control system of barrel type structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074872.0A CN110080261B (en) | 2018-01-25 | 2018-01-25 | Control system of barrel type structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110080261A CN110080261A (en) | 2019-08-02 |
| CN110080261B true CN110080261B (en) | 2024-04-30 |
Family
ID=67412017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810074872.0A Active CN110080261B (en) | 2018-01-25 | 2018-01-25 | Control system of barrel type structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110080261B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108762A (en) * | 2021-04-28 | 2021-07-13 | 中交第三航务工程局有限公司 | Marine suction bucket gesture monitoring transmission system |
| CN114063554B (en) * | 2021-11-15 | 2024-04-05 | 中交第三航务工程局有限公司 | Leveling control system and method for three-barrel jacket foundation offshore installation |
| CN117646451B (en) * | 2024-01-29 | 2024-04-19 | 中铁四局集团有限公司 | Open caisson floating transportation anti-rolling device and control method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009299413A (en) * | 2008-06-17 | 2009-12-24 | Tokyo Electric Power Co Inc:The | Apparatus for safety control in towing of hollow concrete caisson having opening |
| CN102561286A (en) * | 2010-12-20 | 2012-07-11 | 三一电气有限责任公司 | Suction penetration control system |
| CN203882153U (en) * | 2013-11-25 | 2014-10-15 | 中交第三航务工程局有限公司江苏分公司 | Automatic control device for air-floating and sinking construction of single-barrel multi-cabin structure |
| CN104805818A (en) * | 2015-02-15 | 2015-07-29 | 金海重工股份有限公司 | Negative-pressure automatic maintaining system for large bucket foundation production platform |
| CN205475074U (en) * | 2016-03-01 | 2016-08-17 | 中交第三航务工程局有限公司江苏分公司 | Build air supporting of many storehouses of single -bucket component for breakwater and sink to concentrating operating means |
| CN107246024A (en) * | 2017-06-19 | 2017-10-13 | 河北工业大学 | The control system that a kind of compound barrel-shaped foundation sinking is surely filled |
| CN208039289U (en) * | 2018-01-25 | 2018-11-02 | 中交上海港湾工程设计研究院有限公司 | A kind of control system of barrel type structure |
-
2018
- 2018-01-25 CN CN201810074872.0A patent/CN110080261B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009299413A (en) * | 2008-06-17 | 2009-12-24 | Tokyo Electric Power Co Inc:The | Apparatus for safety control in towing of hollow concrete caisson having opening |
| CN102561286A (en) * | 2010-12-20 | 2012-07-11 | 三一电气有限责任公司 | Suction penetration control system |
| CN203882153U (en) * | 2013-11-25 | 2014-10-15 | 中交第三航务工程局有限公司江苏分公司 | Automatic control device for air-floating and sinking construction of single-barrel multi-cabin structure |
| CN104805818A (en) * | 2015-02-15 | 2015-07-29 | 金海重工股份有限公司 | Negative-pressure automatic maintaining system for large bucket foundation production platform |
| CN205475074U (en) * | 2016-03-01 | 2016-08-17 | 中交第三航务工程局有限公司江苏分公司 | Build air supporting of many storehouses of single -bucket component for breakwater and sink to concentrating operating means |
| CN107246024A (en) * | 2017-06-19 | 2017-10-13 | 河北工业大学 | The control system that a kind of compound barrel-shaped foundation sinking is surely filled |
| CN208039289U (en) * | 2018-01-25 | 2018-11-02 | 中交上海港湾工程设计研究院有限公司 | A kind of control system of barrel type structure |
Non-Patent Citations (1)
| Title |
|---|
| 桶式结构定位下沉施工及监控;夏俊桥;范旭征博;李武;;中国港湾建设(第03期) * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110080261A (en) | 2019-08-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110080261B (en) | Control system of barrel type structure | |
| CN208039289U (en) | A kind of control system of barrel type structure | |
| CN105937879B (en) | A kind of slope displacement and tilt angle monitoring device and method | |
| CN106092853B (en) | A kind of sunken consolidation infiltration simultaneous determination instrument of soil mass water-air humidity | |
| CN105423086B (en) | A kind of intelligent accurate leveling measures bearing | |
| CN110196038B (en) | Measuring mechanism for measuring settlement amount of different elevation points and application thereof | |
| CN207758963U (en) | Unmanned surveying vessel for underwater topography mapping | |
| CN109653229A (en) | The more negative well bore pressure cylinder anemometer tower composite foundations of jacket automate negative pressure method for sinking | |
| CN205278702U (en) | Support is measured in accurate leveling of intelligence | |
| CN205776060U (en) | A kind of measure the assay device of embankment project Piping phenomenon under different ground compactness | |
| CN105157675B (en) | A kind of surface subsidence observation device and its observation procedure using siphonage | |
| CN203882153U (en) | Automatic control device for air-floating and sinking construction of single-barrel multi-cabin structure | |
| CN206803999U (en) | A kind of landslide dynamic level multi-point settlement measuring system | |
| CN107514022A (en) | A kind of bull-dozer guides system | |
| CN112162288B (en) | Acoustic monitoring method for operation state of ultra-large floating platform | |
| CN106872154A (en) | A kind of Low lift safety valve discharge capacity test system and method for testing | |
| CN111412895A (en) | Static leveling monitoring method for rectification of existing super high-rise building | |
| CN108693328B (en) | Method for measuring sand saturation | |
| CN108776209B (en) | System for be used for vacuum saturation and saturation test | |
| KR102415008B1 (en) | Geodetic survey system for improving precision of surveying according to reference point survey method | |
| CN110160936A (en) | Complexity based on 3D printing divides shape crack multiple coupling seepage flow experiment system and method | |
| CN105258761A (en) | Bubble type water level indicator and water body sediment concentration detection method | |
| CN207816395U (en) | A kind of liquid meter weighs device | |
| CN209820557U (en) | Pump station flow measuring and calculating device based on volume method | |
| CN207114366U (en) | Dispersion resistance energy test device under a kind of cement base slurry water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |